FR2457135A1 - Appareil a retreindre pour la fabrication de tubes d'acier a paroi epaisse - Google Patents

Appareil a retreindre pour la fabrication de tubes d'acier a paroi epaisse

Info

Publication number
FR2457135A1
FR2457135A1 FR8011316A FR8011316A FR2457135A1 FR 2457135 A1 FR2457135 A1 FR 2457135A1 FR 8011316 A FR8011316 A FR 8011316A FR 8011316 A FR8011316 A FR 8011316A FR 2457135 A1 FR2457135 A1 FR 2457135A1
Authority
FR
France
Prior art keywords
coming
shrinkage
thick wall
steel tubes
wall steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
FR8011316A
Other languages
English (en)
Other versions
FR2457135B1 (fr
Inventor
Tadaaki Taira
Toshio Ishihara
Junichiro Takehara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of FR2457135A1 publication Critical patent/FR2457135A1/fr
Application granted granted Critical
Publication of FR2457135B1 publication Critical patent/FR2457135B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0815—Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0822—Guiding or aligning the edges of the bent sheet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Forging (AREA)

Abstract

LA PRESENTE INVENTION CONCERNE UN APPAREIL A RETREINDRE POUR LA FABRICATION DE TUBES D'ACIER A PAROI EPAISSE. CET APPAREIL COMPORTE PLUSIEURS DES DE RETREINT DE REDUCTION 6 VENANT AU DROIT DES PARTIES AUTRES QUE LES PARTIES VENANT EN BUTEE 11 SOUMISES A L'OPERATION DE PREPARATION DES BORDS DE L'EBAUCHE DE TUBE CONFORMEE EN 0 ET UN DE DE RETREINT 6 VENANT AU DROIT DES PARTIES VENANT EN BUTEE 11 AYANT SUBI L'OPERATION DE PREPARATION DES BORDS, LE DE DE RETREINT DE FORMAGE DES BORDS COMPORTANT SUR SON ALESAGE UN ELEMENT DIVERGENT EN SAILLIE SUR LA LONGUEUR DU DE, LE DE DE RETREINT DE FORMAGE DES BORDS ETANT ACTIONNE INDEPENDAMMENT DES DES DE REDUCTION. CET APPAREIL REDUIT EN DIAMETRE UNE EBAUCHE DE TUBE CONFORMEE EN 0, AYANT SUBI LE FORMAGE EN 0 AVANT LE SOUDAGE POUR REDUIRE L'EFFET DE BEC.
FR8011316A 1979-05-22 1980-05-21 Appareil a retreindre pour la fabrication de tubes d'acier a paroi epaisse Expired FR2457135B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54062245A JPS6023892B2 (ja) 1979-05-22 1979-05-22 厚肉鋼管製造方法

Publications (2)

Publication Number Publication Date
FR2457135A1 true FR2457135A1 (fr) 1980-12-19
FR2457135B1 FR2457135B1 (fr) 1985-08-23

Family

ID=13194555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8011316A Expired FR2457135B1 (fr) 1979-05-22 1980-05-21 Appareil a retreindre pour la fabrication de tubes d'acier a paroi epaisse

Country Status (6)

Country Link
US (1) US4373365A (fr)
JP (1) JPS6023892B2 (fr)
CA (1) CA1134650A (fr)
DE (1) DE3019592C2 (fr)
FR (1) FR2457135B1 (fr)
IT (1) IT1143982B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5928410B2 (ja) * 1981-05-29 1984-07-12 新日本製鐵株式会社 厚肉電縫管の成形方法
JPS61296925A (ja) * 1985-06-24 1986-12-27 Fuji Kikai Kosakusho:Kk 精密円筒成形方法
JPH0422015U (fr) * 1990-06-14 1992-02-24
JP2004141936A (ja) * 2002-10-25 2004-05-20 Jfe Steel Kk Ｕｏｅ鋼管の製造方法
WO2005021182A1 (fr) * 2003-08-29 2005-03-10 Peter Andrew Gray Processus de fabrication de barre creuse
DE102005046767A1 (de) * 2005-09-29 2007-04-05 Arvinmeritor Emissions Technologies Gmbh Verfahren zum Herstellen eines kalibrierten Bauteils, insbesondere für eine Abgasanlage eines Kraftfahrzeugs, sowie Bauteil für eine Abgasanlage
US8944354B2 (en) 2011-09-30 2015-02-03 Starbucks Corporation Apparatus, systems, and methods for grinding a material
JP6539549B2 (ja) * 2015-08-31 2019-07-03 日立オートモティブシステムズ株式会社 筒体の製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE494325A (fr) *
GB311946A (en) * 1928-05-21 1929-05-23 Walter Reginald Hume Improvements relating to the manufacture of sheet metal pipes and the like
US1984083A (en) * 1931-07-01 1934-12-11 Union Metal Mfg Co Manufacture of sheet metal tubes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US539297A (en) * 1895-05-14 Pipe-corrugating machine
US1816534A (en) * 1927-06-27 1931-07-28 Hume Walter Reginald Shaping the meeting edges of curved blanks in the manufacture of sheet metal pipes and the like
DE538995C (de) * 1930-11-14 1931-11-20 Ferdinand Osenberg Blechbiegevorrichtung zur Herstellung von konischen Rohren
DE831534C (de) * 1948-10-02 1952-02-14 Huettenwerk Huckingen A G Vorrichtung zum gleichzeitigen Rundbiegen der beiden geraden Stosskanten von gebogenen Rohrschuessen
US3977065A (en) * 1973-03-01 1976-08-31 Wyle Laboratories Crimping machine
JPS6044050B2 (ja) * 1976-09-10 1985-10-01 新日本製鐵株式会社 長尺郭状体の多段成形法
DE2650691C3 (de) * 1976-11-05 1980-01-24 G. Siempelkamp Gmbh & Co, 4150 Krefeld Vorrichtung zum Außenkalibrieren von Rohren
US4122696A (en) * 1976-12-13 1978-10-31 Nippon Steel Corporation Method and apparatus for manufacturing metallic pipe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE494325A (fr) *
GB311946A (en) * 1928-05-21 1929-05-23 Walter Reginald Hume Improvements relating to the manufacture of sheet metal pipes and the like
US1984083A (en) * 1931-07-01 1934-12-11 Union Metal Mfg Co Manufacture of sheet metal tubes

Also Published As

Publication number Publication date
DE3019592A1 (de) 1980-12-04
FR2457135B1 (fr) 1985-08-23
US4373365A (en) 1983-02-15
IT8048751A0 (it) 1980-05-21
DE3019592C2 (de) 1983-11-03
IT1143982B (it) 1986-10-29
JPS6023892B2 (ja) 1985-06-10
JPS55156619A (en) 1980-12-05
CA1134650A (fr) 1982-11-02

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Legal Events

Date Code Title Description
ST Notification of lapse